Energy Efficiency and building renovation plays a major role in achieving Europe’s 2020 energy efficiency targets and alleviate societal problems like fuel poverty or energy security. The Buildings Performance Institute Europe (BPIE) estimates the necessary investment of €60-100 billion to reach these goals.
In most design or planning phases as well as budgeting concepts only the energy savings and their benefits related to costs for energy consumption are considered. Especially in public budget balancing schemes, deep renovation or energy efficiency measures are often considered as negative positions, which have a payback period calculated only on the base of energy savings and the monetary payback.
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